20636005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4349}}^1$

素因数の和:4440

約数の個数: 16

約数和(自身を含む): 27039600

約数和(自身を除く): 6403595

約数列:

[1, 5, 13, 65, 73, 365, 949, 4349, 4745, 21745, 56537, 282685, 317477, 1587385, 4127201, 20636005]

約数ペア:

[(1, 20636005), (5, 4127201), (13, 1587385), (65, 317477), (73, 282685), (365, 56537), (949, 21745), (4349, 4745)]